سعيد علي ن. Measuring the intensity of attention after the aerobic and non-aerobic effort, the relationship between them, and the intensity recurrence period of football players. BERJ [Internet]. 2009 Mar. 1 [cited 2025 Oct. 27];8(1):238-60. Available from: https://jeh.uomosul.edu.iq/index.php/berj/article/view/39212